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# This is similar to the build recipes, but instead downloads a third party
# binary and installs it under the DEPS_PREFIX.
# The INSTALL_COMMAND is executed in the folder where downloaded files are
# extracted and the ${DEPS_INSTALL_DIR} holds the path to the third-party
# install root.
function(GetBinaryDep)
cmake_parse_arguments(_gettool
"BUILD_IN_SOURCE"
"TARGET"
"INSTALL_COMMAND"
${ARGN})
if(NOT _gettool_TARGET OR NOT _gettool_INSTALL_COMMAND)
message(FATAL_ERROR "Must pass INSTALL_COMMAND and TARGET")
endif()
string(TOUPPER "${_gettool_TARGET}_URL" URL_VARNAME)
string(TOUPPER "${_gettool_TARGET}_SHA256" HASH_VARNAME)
set(URL ${${URL_VARNAME}})
set(HASH ${${HASH_VARNAME}})
if(NOT URL OR NOT HASH )
message(FATAL_ERROR "${URL_VARNAME} and ${HASH_VARNAME} must be set")
endif()
if(USE_EXISTING_SRC_DIR)
unset(URL)
endif()
ExternalProject_Add(${_gettool_TARGET}
URL ${URL}
URL_HASH SHA256=${HASH}
DOWNLOAD_NO_PROGRESS TRUE
DOWNLOAD_DIR ${DEPS_DOWNLOAD_DIR}
CONFIGURE_COMMAND ""
BUILD_IN_SOURCE 1
BUILD_COMMAND ""
INSTALL_COMMAND ${CMAKE_COMMAND} -E make_directory ${DEPS_INSTALL_DIR}/bin
COMMAND "${_gettool_INSTALL_COMMAND}")
list(APPEND THIRD_PARTY_DEPS ${__gettool_TARGET})
endfunction()
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